The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

  • Fritz, A.-L. (1990). Deceit pollination of Orchis spitzelii (Orchidaceae) on the island of Gotland in the Baltic : a suboptimal system. Nordic Journal of Botany 9, 577–587.
  • Govaerts R. (ed). For a full list of reviewers see: http://apps.kew.org/wcsp/compilersReviewers.do (2013). WCSP: World Checklist of Selected Plant Families (version Oct 2011). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.
  • Saut. ex W.D.J.Koch. 1837. In: Syn. Fl. Germ. Helv. : 686
  • Synopsis Florae Germanicae et Helveticae 686. (Syn. Fl. Germ. Helv.)
  • UNEP WCMC. 2003. Checkl. CITES Sp. 1–339. UNEP World Conservation Monitoring Centre, Cambridge.

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